| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [to-vb] [pron] [is] | 60 |
|
| 2 | [prep] [noun] [to-vb] what [be] | 49 |
|
| 3 | [prep] [noun] [verb] what [is] | 45 |
|
